Genus: Harpacochampsa MEGIRIAN, MURRY & WILLIS, 1991
Etymology: Greek, harpaco, “size” and Greek, champsos, “crocodile”, here feminized generic name alludes to the enlarged premaxillary teeth and their presumed function.

Species: camfieldensis MEGIRIAN, MURRY & WILLIS, 1991
Etymology: In reference to the Camfield beds, central Northern Territory, Australia where the specimen was found.

Holotype: NTMP87106-1

Locality: Camfield beds at Bullock Creek Local fauna, 25 km southeast of Camfield Homestead in the central Northern Territory, Australia.

Horizon: Wipijiri Formation (Kutjumarpu Local Fauna).

Biostratigraphy:

Age: Middle Miocene Epoch, Lower Neogene Period, Upper Tertiary Subera, Middle Cenozoic Era.

Material: Posterolateral portion of the skull with part of the neuocranium.

Referred material:

NTMP87106-5: Anterior portion of the rostrum including both premaxillae and left maxilla to the point just behind the fifth maxillary tooth.

NTMP87106-6: Tip of the right dentary with alveoli for the first and second dentary teeth.

NTMP87106-19, NTMP87106-20: Osteoderms.